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linux/block
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Tejun Heo 3c76133259 blk-stat: make q->stats->lock irqsafe 
commit e11d80a849 upstream.

blk-iocost calls blk_stat_enable_accounting() while holding an irqsafe lock
which triggers a lockdep splat because q->stats->lock isn't irqsafe. Let's
make it irqsafe.

Signed-off-by: Tejun Heo <tj@kernel.org>
Fixes: cd006509b0 ("blk-iocost: account for IO size when testing latencies")
Cc: stable@vger.kernel.org # v5.8+
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-09-09 19:14:30 +02:00
..
partitions
block: fix locking in bdev_del_partition
2020-09-09 19:14:20 +02:00
badblocks.c
block: switch all files cleared marked as GPLv2 to SPDX tags
2019-04-30 16:11:57 -06:00
bfq-cgroup.c
bfq: fix blkio cgroup leakage v4
2020-09-03 11:29:27 +02:00
bfq-iosched.c
blk-mq: remove the bio argument to ->prepare_request
2020-05-29 10:23:24 -06:00
bfq-iosched.h
bfq: fix blkio cgroup leakage v4
2020-09-03 11:29:27 +02:00
bfq-wf2q.c
bfq: fix blkio cgroup leakage v4
2020-09-03 11:29:27 +02:00
bio-integrity.c
block: make function __bio_integrity_free() static
2020-07-02 12:38:18 -06:00
bio.c
block: Fix page_is_mergeable() for compound pages
2020-09-03 11:29:27 +02:00
blk-cgroup-rwstat.c
blk-cgroup: separate out blkg_rwstat under CONFIG_BLK_CGROUP_RWSTAT
2019-11-07 12:28:13 -07:00
blk-cgroup-rwstat.h
blk-cgroup: separate out blkg_rwstat under CONFIG_BLK_CGROUP_RWSTAT
2019-11-07 12:28:13 -07:00
blk-cgroup.c
blkcg: fix memleak for iolatency
2020-09-03 11:29:27 +02:00
blk-core.c
block: ensure bdi->io_pages is always initialized
2020-09-09 19:14:29 +02:00
blk-crypto-fallback.c
block: blk-crypto-fallback: remove redundant initialization of variable err
2020-05-27 05:41:59 -06:00
blk-crypto-internal.h
block: blk-crypto-fallback for Inline Encryption
2020-05-14 09:48:03 -06:00
blk-crypto.c
block: blk-crypto-fallback for Inline Encryption
2020-05-14 09:48:03 -06:00
blk-exec.c
block: add a blk_account_io_merge_bio helper
2020-05-27 05:21:23 -06:00
blk-flush.c
block: remove the disk and queue NULL checks in blkdev_issue_flush
2020-05-22 08:45:59 -06:00
blk-integrity.c
block: Make blk-integrity preclude hardware inline encryption
2020-05-14 09:48:03 -06:00
blk-ioc.c
block: Fix use-after-free issue accessing struct io_cq
2020-03-12 07:07:38 -06:00
blk-iocost.c
blk-iocost: ioc_pd_free() shouldn't assume irq disabled
2020-09-09 19:14:30 +02:00
blk-iolatency.c
blkcg: s/RQ_QOS_CGROUP/RQ_QOS_LATENCY/
2019-08-28 21:17:08 -06:00
blk-lib.c
block: fix 32 bit overflow in __blkdev_issue_discard()
2018-11-14 08:17:18 -07:00
blk-map.c
block: Inline encryption support for blk-mq
2020-05-14 09:47:53 -06:00
blk-merge.c
block: fix get_max_io_size()
2020-09-03 11:29:38 +02:00
blk-mq-cpumap.c
blk-mq: balance mapping between present CPUs and queues
2019-08-04 21:43:12 -06:00
blk-mq-debugfs-zoned.c
block: Cleanup license notice
2019-01-17 21:21:40 -07:00
blk-mq-debugfs.c
blk-mq-debugfs: update blk_queue_flag_name[] accordingly for new flags
2020-06-29 07:45:09 -06:00
blk-mq-debugfs.h
blk-mq: no need to check return value of debugfs_create functions
2019-06-13 03:00:30 -06:00
blk-mq-pci.c
block: Fix blk_mq_*_map_queues() kernel-doc headers
2019-05-31 15:12:34 -06:00
blk-mq-rdma.c
block: Fix blk_mq_*_map_queues() kernel-doc headers
2019-05-31 15:12:34 -06:00
blk-mq-sched.c
blk-mq: order adding requests to hctx->dispatch and checking SCHED_RESTART
2020-09-03 11:29:39 +02:00
blk-mq-sched.h
block: blk-mq: Remove blk_mq_sched_started_request and started_request
2019-07-23 07:25:09 -06:00
blk-mq-sysfs.c
blk-mq: make sure that line break can be printed
2019-11-04 07:14:10 -07:00
blk-mq-tag.c
blk-mq: Remove redundant 'return' statement
2020-06-15 08:34:43 -06:00
blk-mq-tag.h
blk-mq: split out a __blk_mq_get_driver_tag helper
2020-06-07 08:56:50 -06:00
blk-mq-virtio.c
blk-mq: Fix typo in comment
2020-03-17 20:55:21 +01:00
blk-mq.c
blk-mq: order adding requests to hctx->dispatch and checking SCHED_RESTART
2020-09-03 11:29:39 +02:00
blk-mq.h
blk-mq: split out a __blk_mq_get_driver_tag helper
2020-06-07 08:56:50 -06:00
blk-pm.c
block: bypass blk_set_runtime_active for uninitialized q->dev
2019-09-12 07:11:56 -06:00
blk-pm.h
block: remove the queue_lock indirection
2018-11-15 12:17:28 -07:00
blk-rq-qos.c
blk-wbt: fix performance regression in wbt scale_up/scale_down
2019-10-06 09:26:41 -06:00
blk-rq-qos.h
blk-rq-qos: fix first node deletion of rq_qos_del()
2019-10-15 10:13:13 -06:00
blk-settings.c
block: Introduce REQ_OP_ZONE_APPEND
2020-05-12 20:36:28 -06:00
blk-softirq.c
block: Don't disable interrupts in trigger_softirq()
2019-11-18 07:29:22 -07:00
blk-stat.c
blk-stat: make q->stats->lock irqsafe
2020-09-09 19:14:30 +02:00
blk-stat.h
block: deactivate blk_stat timer in wbt_disable_default()
2018-12-12 06:47:51 -07:00
blk-sysfs.c
block: Introduce REQ_OP_ZONE_APPEND
2020-05-12 20:36:28 -06:00
blk-throttle.c
blk-throttle: remove tg_drain_bios
2020-05-29 16:30:39 -06:00
blk-timeout.c
block: add SPDX tags to block layer files missing licensing information
2019-04-30 16:12:03 -06:00
blk-wbt.c
blk-wbt: rename __wbt_update_limits to wbt_update_limits
2020-05-29 16:30:39 -06:00
blk-wbt.h
blk-wbt: remove wbt_update_limits
2020-05-29 16:30:39 -06:00
blk-zoned.c
block: don't do revalidate zones on invalid devices
2020-08-19 08:26:14 +02:00
blk.h
block: nr_sects_write(): Disable preemption on seqcount write
2020-06-04 21:22:28 -06:00
bounce.c
block: Inline encryption support for blk-mq
2020-05-14 09:47:53 -06:00
bsg-lib.c
block: Fix the type of 'sts' in bsg_queue_rq()
2019-12-20 11:52:01 -07:00
bsg.c
compat_ioctl: bsg: add handler
2020-01-03 09:33:21 +01:00
cmdline-parser.c
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
elevator.c
Merge branch 'for-linus' into for-5.5/block
2019-11-07 12:27:19 -07:00
genhd.c
block: remove rcu_read_lock() from part_stat_lock()
2020-05-27 05:21:23 -06:00
ioctl.c
block: Fix type of first compat_put_{,u}long() argument
2020-05-19 09:40:29 -06:00
ioprio.c
docs: block: convert to ReST
2019-07-15 09:20:27 -03:00
Kconfig
treewide: replace '---help---' in Kconfig files with 'help'
2020-06-14 01:57:21 +09:00
Kconfig.iosched
treewide: replace '---help---' in Kconfig files with 'help'
2020-06-14 01:57:21 +09:00
keyslot-manager.c
block/keyslot-manager: use kvfree_sensitive()
2020-06-29 13:24:05 -06:00
kyber-iosched.c
blk-mq: remove the bio argument to ->prepare_request
2020-05-29 10:23:24 -06:00
Makefile
block: blk-crypto-fallback for Inline Encryption
2020-05-14 09:48:03 -06:00
mq-deadline.c
blk-mq: remove the bio argument to ->prepare_request
2020-05-29 10:23:24 -06:00
opal_proto.h
block: sed-opal: Change the check condition for regular session validity
2020-03-12 08:00:10 -06:00
scsi_ioctl.c
scsi: core: Allow non-root users to perform ZBC commands
2020-03-16 18:26:31 -04:00
sed-opal.c
block: sed-opal: Change the check condition for regular session validity
2020-03-12 08:00:10 -06:00
t10-pi.c
block: Allow t10-pi to be modular
2020-01-06 20:59:04 -07:00